英语必修三Unit4Languagepoingts解析讲解学习.ppt

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1、英语必修三Unit4Languagepoingts解析in time for sth./to do sth.及及时时；不；不迟迟in no time 立刻；立刻；马马上上 at no time永不永不 at one time 有个有个时时期；曾期；曾经经；一度；一度at a time 一次；每次一次；每次 at times=sometimes 有有时时all the time 一直；始一直；始终终；老是；老是on time 按按时时；准；准时时by the time到到的的时时候候为为止止for the time being 暂时暂时；暂暂且且take one s time不着急；慢慢来不着急

2、；慢慢来 kill time 消磨消磨时间时间 from time to time 不不时时地，地，间间或或many a time 常常；多次常常；多次 once upon a time 从前从前at the same time 同同时时；尽管如此；尽管如此ahead of time 提前，提早提前，提早 race against time 争分争分夺夺秒秒time and again 一次又一次；重复地一次又一次；重复地keep time(钟钟表表)走得准走得准 keep bad time（钟钟表）走得不准表）走得不准take one s time 慢慢来，慢慢来，别别急急have a go

3、od/nice/hard time(in)doing sth 做某事很做某事很 It s(high/about)time that sb.did/should do sth.是做某事的是做某事的时时候了候了 2.This produced a chain reaction,which made it possible for life to develop.使生命的使生命的发发展成展成为为可能可能1)chain reaction _2)make it+adj./n.for sb./sth.to do sth.解解释释 此句中此句中it是是_，真正，真正宾语宾语是是_，宾语补宾语补足足语语是是_

4、。常用于此常用于此结结构的构的动词还动词还有有think,feel,find,consider等。等。练习练习 完成句子或翻完成句子或翻译译。1).We _ _ _ _(规规定定)to get up at 6 o clock every morning.2).I _ _ _(发现发现很很难难)to get along with him3).他他发现发现不可能离开德国去美国了。不可能离开德国去美国了。_4).我我觉觉得我有得我有责责任帮助你。任帮助你。_make it a rule find it hardHe found it impossible to leave Germany for t

5、he USA.I think/find/feel/consider it my duty to help you.连锁连锁反反应应形式形式宾语宾语for live to begin to developpossible3.They produced young generally by laying eggs.lay(laid;laid;laying)产产(蛋蛋);放置放置;把放下把放下;摆设摆设;铺铺(地毯地毯)lie(lay;lain;lying)躺躺;位于位于 lie(lied;lied;lying)说谎说谎 重点用法重点用法 lay短短语语：lay eggs 下蛋下蛋 lay sth.

6、aside 把某物放在一把某物放在一边边；积积蓄（蓄（钱钱）lay sth.down 把某物放下把某物放下 lay the blame on sb.责备责备某人某人lay the table 摆摆桌子桌子lay emphasis/stress on sth.把重点放在某事上把重点放在某事上典例典例1).He laid his books on the desk.他把他把书书放在放在桌子桌子上。上。2).Who should we lay the blame on?我我们该责备谁们该责备谁?练习练习 1).The bird _ its eggs in other birds nests.2).H

7、e is a political leader that _ _ _ _(非常非常强强调调)individual responsibility.3).He _ some money _ for rainy days.4).The naughty boy _ to me that the hen that _ there just now had _ two eggs the day before.lays lays great stress onlays/putsasideliedlaylaid4.They are putting too much carbon dioxide into th

8、e atmosphere,which prevents heat from escaping from the earth into space.他们把太多的二氧化碳释放到大气层中他们把太多的二氧化碳释放到大气层中,这就使得热量不能从地球上散发到太空中去。这就使得热量不能从地球上散发到太空中去。典例典例1).His back injury may prevent him from playing in tomorrow s game._他背部的伤可能使他参加不了明天的比赛。他背部的伤可能使他参加不了明天的比赛。拓展拓展 使使不做事；阻止不做事；阻止做某事做某事prevent/stop sb.(

9、from)doing sth.keep sb.from doing sth.注：注：在被动语态中，三者的在被动语态中，三者的from都不可省；当后接都不可省；当后接sb s doing sth.作宾语时，只能用作宾语时，只能用prevent或或stop，不能用，不能用keep。练习练习 根据句子的意思完成句子或翻根据句子的意思完成句子或翻译译。1).Doctors took action to_(防止防止这这种疾病的蔓延种疾病的蔓延).2).Of course I can t _ your going abroad.3).警察阻止他警察阻止他们们携携带带武器。武器。主动：主动：_被动：被动：_

10、4).No one can prevent the plans _ out.prevent/stop/keep the disease from spreadingprevent/stop The police prevented/stopped/kept them from carrying weapons.They were prevented/stopped/kept from carrying weapons.from being carried5.It exploded loudly with fire and rock.词语辨析词语辨析loudly adv.响亮地，高声地响亮地，高

11、声地，强调声音高、喧闹、不悦耳。，强调声音高、喧闹、不悦耳。loud adj./adv.主要指说话声、笑声，主要指说话声、笑声，与与sing,speak,talk连连用用，常用比较级。，常用比较级。aloud adv.相相对对默默读读而言而言;(为为人所能听人所能听见见而而)出声出声 read aloud 朗朗读读【练习练习】根据句子的意思在括号里填入适当的】根据句子的意思在括号里填入适当的词词。1).Will you please speak _?2).It is good for you to read English _ every morning.3).The bomb explode

12、d _.4).Is her voice _ enough?5).Action speaks _ than words(事事实胜实胜于雄于雄辩辩).louder aloud loudly loud louder6.词语辨析词语辨析unlike prep.不像，和不像，和不同不同 adj.作表语作表语 不相似；不同不相似；不同dislike vt./n.不喜爱，厌恶不喜爱，厌恶【练习练习】根据句子的意思在括号里填入适当的】根据句子的意思在括号里填入适当的词词。1).A good hotel manager should know his regular guests likes and _.2).

13、Her latest novel is quite _ her earlier work.3).If you go on like that you ll get yourself _(like).4).I was very interested in the lecture,_ many of the students.dislikesunlikedisliked unlike7.Then we were off.随后我们就启程了。随后我们就启程了。be off=set off 出发；动身；不用上班出发；动身；不用上班/学学/开张开张短语归纳短语归纳 off短语：短语：get off 下车下

14、车 fall off 从从摔下来摔下来take off 脱下；起飞脱下；起飞 keep off 远离远离turn off 关闭关闭 pay off 付清，还清付清，还清set.off 给给送行送行 kick off 踢球踢球jump off 跳下跳下 give off 散发散发 show off 炫耀炫耀 shut off 关闭关闭 练习练习 用用turn短语填空或翻译。短语填空或翻译。1).It is a Sunday and we _ _(不用上班不用上班)today.2).Her husband _ _ on a business trip somewhere.3).There we s

15、aw a sign reading,“_ _ the grass”.4).After ten years of hard work,she finally _ _ all her debts.are offwas off Keep offpaid off8.It exploded loudly with fire and rock,which were in time to produce the water vapour,carbon dioxide,oxygen,nitrogen and other gases,which were to make the earth s atmosphe

16、re.它它(地球地球)巨大的爆炸喷出了烈火与岩石。最终产生了水蒸气、二氧化碳、氧、巨大的爆炸喷出了烈火与岩石。最终产生了水蒸气、二氧化碳、氧、氮和其他多种气体，从而形成了地球的大气层。氮和其他多种气体，从而形成了地球的大气层。解解释释“be+不定式不定式”结结构通常用来表示构通常用来表示“按按计计划或安排将要做的事划或安排将要做的事情情”，或表示上，或表示上级对级对下下级级、父母、父母对对子女下命令，子女下命令，“应该应该做某事做某事”或表或表示某事示某事“将必然将必然发发生生”。1).你的班主任你的班主任给给你一个口信，要你下你一个口信，要你下课课后到她的后到她的办办公室去。公室去。Here

17、 is a message for you from your head teacher:you _ _ _to her office after class.2).更糟糕的事情更糟糕的事情还还会会发发生。生。The worst is still _ _(come).3).我我们们明天将开会。明天将开会。We ll hold a meeting tomorrow.=We _ _ _ a meeting tomorrow.=A meeting is _ _ _ tomorrow.are to go to comeare to holdto be held9.倍数的表达倍数的表达。1).倍数倍数+

18、as+adj./adv.+as.“是是的几倍的几倍”My room is twice as large as his.2).倍数倍数+adj./adv.比比较级较级+than.“比比(多多/大大)几倍几倍”My room is twice larger than his.3).倍数倍数+the size/height/length/weight/depth/width+of.“是是的的长长度度/高度高度/宽宽度几倍度几倍”My room is twice the size of his.4).倍数倍数+more+名名词词+than.“.比比.多几倍多几倍”He earns five times

19、 more money than he did ten years ago.5).倍数倍数+as many/much+名名词词+as.“是是的几倍的几倍”He has got three times as many books as his sister.On Wednesday morning at eleven oclock,I was walking down Main Street.I had just parked my car.Suddenly I heard two shots.I thought they _(come)from the bank.I ran toward th

20、e bank.I saw a man_ (come)out.He was short and fat_a big moustache.More_(importance),he had a bag of money and a gun in his hands!_I could do anything,he ran up the street_disappeared behind a bus.That afternoon I went to the movies._happened?I saw the thief again at the foot of the stairs!I telepho

21、ned the police from a telephone next to the rest rooms.The police arrived in _than five minutes.They arrested the thief just as he _(buy)a chocolate bar from the candy machine.What an exciting day!And best of all,the bank gave me_$100 reward.语法填空语法填空 had comecomingwithimportantlyBeforeandWhat 1esswa

22、s buyinga答案：1had come 考查动词的过去完成时态，表枪声在我想认为之前发生：2Coming 考查动词短语see somebody doing sth的结构：3with 介词，有，具有：4importantly more importantly表“更重要的是”：5Before 时间状语从句，表“在之前”：6and and连接ran up.和disappeared两个动作，表并列关系：7What What happened?是固定句型，表惊讶：8.1ess less than 5 minutes表“不到五分钟”。9was buying 过去进行时态，表当时正在买巧克力时，警察逮捕了他：10a 表一份奖品：此课件下载可自行编辑修改，仅供参考！此课件下载可自行编辑修改，仅供参考！感谢您的支持，我们努力做得更好！谢谢感谢您的支持，我们努力做得更好！谢谢